yo wuts good?? i'm 5'8 i weigh 145 lbs im 15 going on 16 in a few months, and currently im trying to eat alot to gain wieght and build muscle mass, in the weight gaining part last month i weighed 135lbs and now i weigh 145 lbs hoping that my scale in the bathroom is correct, and as far as the building muscle mass part, i havent seen a difference, im very skinny and i have a 4 pack when i bend over slightly and flex, im trying to get my bottom 2 but its hard, and i dont go to the gym, i have my own dumbell, barbell, and a little workout machine (lat pull downs, pec decks, leg lifts, seated cable row, etc) in my backyard and thats what ive been using, i am trying to lift heavy and do low reps, but i havent seen a big difference (i can curl 25 like 7 times, its heavy for me) so if u can help this poor ectomorph turn into something bigger and i need advice and help on my 2 lower abs(i do hanging knee raises but i dont feel a thing in my lowers), and my overall muscle thanks, if u need pics, just tell me ill try and post some.